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Sugoi Labs Interview Questions and Answers

Updated 22 Jan 2024

Sugoi Labs Interview Experiences

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3 interviews found

I applied via Instahyre and was interviewed in Nov 2022. There were 4 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - Technical 

(2 Questions)

  • Q1. MERN stack interview questions
  • Q2. Basic javascript questions
Round 3 - Coding Test 

Javascript coding and then full stack development questions which i cleared.

Round 4 - One-on-one 

(1 Question)

  • Q1. In this round, got one on one meeting with the ceo . Situation based question asked and given an app example to implement as an architect.it went quite well.

Interview Preparation Tips

Interview preparation tips for other job seekers - After spending almost 20 days for all the three rounds, the hr mailed that the third round did not get cleared. I mean i cleared both technical rounds very well and third round was only discussion which was positive from my side. Then also they did not hired. Totally wasted my time in this interview process

Product Development Engineer Interview Questions asked at other Companies

Q1. Trapping Rainwater Problem Statement You are given an array ARR of long type, which represents an elevation map where ARR[i] denotes the elevation of the ith bar. Calculate the total amount of rainwater that can be trapped within these elev... read more
View answer (1)
Interview experience
4
Good
Difficulty level
Moderate
Process Duration
Less than 2 weeks
Result
Selected Selected

I applied via Referral and was interviewed before Jan 2023. There were 2 interview rounds.

Round 1 - Technical 

(3 Questions)

  • Q1. Questions on PHP, Node.js, Python, SQL, Javascript
  • Q2. Questions of HTML, CSS, Bootstrap, React.js
  • Q3. Questions on database like MySQL
Round 2 - HR 

(1 Question)

  • Q1. Normal Questions about your self

Product Development Engineer Interview Questions asked at other Companies

Q1. Trapping Rainwater Problem Statement You are given an array ARR of long type, which represents an elevation map where ARR[i] denotes the elevation of the ith bar. Calculate the total amount of rainwater that can be trapped within these elev... read more
View answer (1)
Sugoi Labs Interview Questions and Answers for Freshers
illustration image

I was interviewed in Feb 2017.

Interview Questionnaire 

1 Question

  • Q1. What is Inheritence?
  • Ans. 

    Inheritance is a concept in object-oriented programming where a class inherits properties and behaviors from another class.

    • Inheritance allows for code reuse and promotes modularity.

    • The class that is being inherited from is called the superclass or base class.

    • The class that inherits from the superclass is called the subclass or derived class.

    • The subclass can access the public and protected members of the superclass.

    • Inhe...

  • Answered by AI

Interview Preparation Tips

Round: Resume Shortlist
Experience: Nothing Special.
Tips: Keep a simple Resume and mention your technical skills and demo projects as you are a fresher

Round: Technical Interview
Experience: Just a simple question answer round
Tips: Clear your basics

College Name: JIS College Of Engineering

Software Developer Interview Questions asked at other Companies

Q1. Maximum Subarray Sum Problem Statement Given an array of integers, determine the maximum possible sum of any contiguous subarray within the array. Example: Input: array = [34, -50, 42, 14, -5, 86] Output: 137 Explanation: The maximum sum is... read more
View answer (42)

Interview questions from similar companies

I was interviewed before Mar 2021.

Round 1 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical round with questions based on DSA were discussed.

  • Q1. 

    Ninja and Sorted Array Merging Problem

    Ninja is tasked with merging two given sorted integer arrays ARR1 and ARR2 of sizes 'M' and 'N', respectively, such that the merged result is a single sorted array w...

  • Ans. 

    Merge two sorted arrays into one sorted array within the first array.

    • Create a pointer for the last index of ARR1 and ARR2 to start merging from the end.

    • Compare elements from both arrays and place the larger element at the end of ARR1.

    • Continue this process until all elements are merged in sorted order within ARR1.

  • Answered by AI
  • Q2. 

    Reverse Alternate Levels of a Perfect Binary Tree Problem Statement

    Given a perfect binary tree consisting of 'N' nodes, reverse the nodes at alternate levels in the tree (i.e., reverse level 2, level 4, ...

  • Ans. 

    Reverse alternate levels of a perfect binary tree by reversing nodes at even levels starting from level 2.

    • Traverse the tree in level order and store nodes at even levels in a separate list.

    • Reverse the list of nodes at even levels.

    • Update the tree with the reversed nodes at even levels.

    • Repeat the process for alternate levels starting from level 2.

  • Answered by AI
Round 2 - Face to Face 

(4 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical round with questions based on OS, Java were discussed.

  • Q1. What are the characteristics of distributed file systems?
  • Ans. 

    Characteristics of distributed file systems include scalability, fault tolerance, and data replication.

    • Scalability: Distributed file systems can easily scale to accommodate a large amount of data and users.

    • Fault tolerance: They are designed to continue functioning even if some components fail, ensuring high availability.

    • Data replication: Data is often replicated across multiple nodes to ensure reliability and performan...

  • Answered by AI
  • Q2. Design a file sharing mechanism between two users.
  • Ans. 

    Design a file sharing mechanism between two users.

    • Implement a secure login system for both users.

    • Allow users to upload files to a shared server.

    • Provide a way for users to view and download files shared by the other user.

    • Implement access control to ensure only authorized users can access the shared files.

  • Answered by AI
  • Q3. What is ConcurrentHashMap in Java?
  • Ans. 

    ConcurrentHashMap is a thread-safe implementation of the Map interface in Java.

    • ConcurrentHashMap allows multiple threads to read and write to the map concurrently without causing any issues like deadlocks or data corruption.

    • It achieves thread-safety by dividing the map into segments, each of which can be locked independently.

    • ConcurrentHashMap is more efficient than using synchronized maps for concurrent access.

    • Example:...

  • Answered by AI
  • Q4. How do you analyze the usage history of an application?
  • Ans. 

    Analyzing usage history involves tracking user interactions, patterns, and trends to improve application performance.

    • Collect and store user interaction data such as clicks, page views, and time spent on each feature.

    • Use analytics tools to generate reports and visualize usage patterns.

    • Identify popular features, user preferences, and areas for improvement based on usage data.

    • Implement A/B testing to compare different ver...

  • Answered by AI

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAHike interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPS, Operating SystemsTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewRejected

Skills evaluated in this interview

I was interviewed before Mar 2021.

Round 1 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical interview round with questions based on DSA.

  • Q1. 

    Binary Tree Traversals

    Your task is to compute the In-Order, Pre-Order, and Post-Order traversals for a given Binary Tree with 'N' nodes, where each node has an integer value.

    Input:
    T
    For each test cas...
  • Ans. 

    Compute In-Order, Pre-Order, and Post-Order traversals for a given Binary Tree with 'N' nodes.

    • Implement tree traversal algorithms: In-Order, Pre-Order, and Post-Order.

    • Use recursion to traverse the binary tree efficiently.

    • Handle null nodes represented by -1 in the input.

    • Follow the order of nodes as they appear in the level order traversal.

    • Ensure the output is space-separated lists for each traversal type.

  • Answered by AI
  • Q2. 

    LRU Cache Design Question

    Design a data structure for a Least Recently Used (LRU) cache that supports the following operations:

    1. get(key) - Return the value of the key if it exists in the cache; otherw...

  • Ans. 

    Design a Least Recently Used (LRU) cache data structure that supports get and put operations with capacity constraint.

    • Use a combination of hashmap and doubly linked list to implement the LRU cache.

    • Keep track of the least recently used item and update it accordingly.

    • Ensure to handle cache capacity by evicting the least recently used item when the cache is full.

  • Answered by AI
Round 2 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical Interview round with questions on DSA, OS etc.

  • Q1. 

    Number of Islands II Problem Statement

    You have a 2D grid of dimensions 'N' rows by 'M' columns, initially filled with water. You are given 'Q' queries, where each query contains two integers 'X' and 'Y'....

  • Ans. 

    The task is to determine the number of islands present on a 2D grid after each query of converting water to land.

    • Create a function that takes the grid dimensions, queries, and coordinates as input.

    • For each query, convert the water at the given coordinates to land and update the grid.

    • Use depth-first search (DFS) to find connected lands and count the number of islands.

    • Return the number of islands after each query.

  • Answered by AI
  • Q2. Why are synchronized blocks needed in Java?
  • Ans. 

    Synchronized blocks are needed in Java to ensure thread safety by allowing only one thread to access a block of code at a time.

    • Prevents multiple threads from accessing critical sections of code simultaneously

    • Ensures data consistency and prevents race conditions

    • Improves performance by reducing contention for shared resources

    • Example: synchronized block in a method that updates a shared variable

  • Answered by AI

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAHike interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, OS, Aptitude, OOPSTime required to prepare for the interview - 3 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewRejected

Skills evaluated in this interview

I was interviewed before Mar 2021.

Round 1 - Coding Test 

(2 Questions)

Round duration - 90 minutes
Round difficulty - Easy

This test has 2 sections :
Section 1 ( Technical objective questions) 
– 25 mcq’s mainly focusing on c , c++ , os , data structures , algorithms
Section 2 ( 2 Coding questions )
– Code was supposed to be written on paper.

  • Q1. 

    Next Greater Number Problem Statement

    Given a string S which represents a number, determine the smallest number strictly greater than the original number composed of the same digits. Each digit's frequenc...

  • Ans. 

    Given a number represented as a string, find the smallest number greater than the original with the same set of digits.

    • Sort the digits in non-increasing order to find the next greater number.

    • Swap the last two digits to get the smallest greater number.

    • If no greater number exists, return -1.

  • Answered by AI
  • Q2. 

    Reverse Words in a String: Problem Statement

    You are given a string of length N. Your task is to reverse the string word by word. The input may contain multiple spaces between words and may have leading o...

  • Ans. 

    Reverse words in a string by reversing the order of words while maintaining spaces.

    • Split the input string by spaces to get individual words

    • Reverse the order of the words

    • Join the reversed words with a single space in between

  • Answered by AI
Round 2 - Face to Face 

(1 Question)

Round duration - 60 minutes
Round difficulty - Easy

First round of interview was based on basic data structures. Concepts related to binary search tree , uses and comparing complexity were asked. He also asked about Hashing , Collisions.

  • Q1. 

    K Largest Elements Problem Statement

    Given an unsorted array containing 'N' integers, you are required to find 'K' largest elements from the array and return them in non-decreasing order.

    Input:

    The fir...
  • Ans. 

    Find K largest elements in an unsorted array and return them in non-decreasing order.

    • Sort the array in non-decreasing order

    • Return the last K elements of the sorted array

  • Answered by AI
Round 3 - Face to Face 

(2 Questions)

Round duration - 60 minutes
Round difficulty - Medium

The interview started with a programming question. Then he asked me a puzzle. There was a small discussion about my projects then .Then he started asking questions about operating system. The interviewer wanted to test my understanding about semaphores and asked some tricky and confusing questions .

  • Q1. 

    Level Order Traversal Problem Statement

    Given a binary tree of integers, return the level order traversal of the binary tree.

    Input:

    The first line contains an integer 'T', representing the number of te...
  • Ans. 

    Return the level order traversal of a binary tree given in level order with null nodes represented by -1.

    • Parse the input to create the binary tree using level order traversal

    • Use a queue to perform level order traversal and print the nodes in the order visited

    • Handle null nodes represented by -1 appropriately

  • Answered by AI
  • Q2. Explain the Producer-Consumer problem and how it can be solved using semaphores.
  • Ans. 

    Producer-Consumer problem involves multiple threads sharing a common buffer. Producers add items to the buffer while consumers remove them.

    • Producers and consumers need to synchronize their access to the shared buffer to avoid race conditions.

    • Semaphores can be used to control access to the buffer. Two semaphores are used - one to track the empty slots in the buffer and one to track the filled slots.

    • Producers increment t...

  • Answered by AI
Round 4 - Face to Face 

(1 Question)

Round duration - 60 minutes
Round difficulty - Medium

Technical Interview round with questions based on DSA.

  • Q1. 

    Peak Element Finder

    For a given array of integers arr, identify the peak element. A peak element is an element that is greater than its neighboring elements. Specifically, if arr[i] is the peak, then both...

  • Ans. 

    Find the peak element in an array of integers.

    • Iterate through the array and check if the current element is greater than its neighbors.

    • Handle edge cases for the first and last elements of the array.

    • Return the peak element found.

  • Answered by AI
Round 5 - Telephonic Call 

(1 Question)

Round duration - 60 minutes
Round difficulty - Easy

This round was a telephonic interview with the CTO of the company. The he started with a small discussion about my projects and research paper .He then moved on to data structures and asked me how to choose a relevant data structure for a given problem. I gave him advantages of every data structure and certain problems where specific data structures could be useful .Then he gave a question and asked me for what data structure should be used keeping time complexity in mind. He asked me a few HR questions in the end .

  • Q1. 

    Average Marks Problem Statement

    Given the initial letter of a student's name and three integer marks for that student, calculate and display the student's initial letter followed by the integer part of th...

  • Ans. 

    Calculate and display the student's initial letter followed by the integer part of their average marks.

    • Calculate the average of the three marks provided for each student.

    • Display the initial letter of the student's name followed by the integer part of the average marks.

    • Round down the average to the nearest integer to get the integer part.

  • Answered by AI

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAHike interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 6 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I was interviewed before Mar 2021.

Round 1 - Face to Face 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical Interview round with questions on DSA.

  • Q1. 

    Running Median Problem

    Given a stream of integers, calculate and print the median after each new integer is added to the stream.

    Output only the integer part of the median.

    Example:

    Input:
    N = 5  
    Stre...
  • Ans. 

    Calculate and print the median after each new integer is added to the stream.

    • Use two heaps - a max heap to store the smaller half of the numbers and a min heap to store the larger half.

    • Keep the sizes of the two heaps balanced to efficiently calculate the median.

    • If the total number of elements is odd, the median will be the top element of the max heap.

    • If the total number of elements is even, the median will be the avera

  • Answered by AI
  • Q2. 

    Pair Sum in Binary Search Tree

    Given a Binary Search Tree (BST) and a target value 'K', determine if there exist two unique elements in the BST such that their sum equals the target 'K'.

    Explanation:

    A ...

  • Ans. 

    Given a BST and a target value, determine if there exist two unique elements in the BST such that their sum equals the target.

    • Traverse the BST in-order to get a sorted array of elements.

    • Use two pointers approach to find the pair sum in the sorted array.

    • Keep track of visited elements to ensure uniqueness.

    • Handle edge cases like null nodes and empty tree.

    • Example: For input BST [20, 10, 35, 5, 15, 30, 42, -1, 13, -1, -1, -

  • Answered by AI
  • Q3. 

    Statistics From A Large Sample Task

    Calculate various statistical measures given a large sample of integers in the range [0, 255]. For efficiency, you are provided with an array 'count' where the i-th ele...

  • Ans. 

    Calculate various statistical measures given a large sample of integers in the range [0, 255] using the provided frequency array.

    • Iterate through the 'count' array to calculate minimum and maximum values.

    • Calculate the mean by summing up all values and dividing by the total count.

    • Find the median by sorting the sample and determining the middle element(s).

    • Identify the mode by finding the element with the highest frequency...

  • Answered by AI
Round 2 - Face to Face 

(3 Questions)

Round duration - 60 minutes
Round difficulty - Medium

Technical Interview round with questions on DSA. A puzzle was also asked.

  • Q1. 

    LRU Cache Design Question

    Design a data structure for a Least Recently Used (LRU) cache that supports the following operations:

    1. get(key) - Return the value of the key if it exists in the cache; otherw...

  • Ans. 

    Design a Least Recently Used (LRU) cache data structure that supports get and put operations with capacity constraint.

    • Use a combination of hashmap and doubly linked list to efficiently implement the LRU cache.

    • Keep track of the least recently used item and update it accordingly when inserting new items.

    • Ensure to handle the capacity constraint by evicting the least recently used item when the cache is full.

  • Answered by AI
  • Q2. 

    Sorting of a Rotated Sorted Array Problem Statement

    You are provided with a rotated sorted array of size N. Your task is to sort the given array in increasing order.

    Example:

    Input:
    N = 4
    Array = [2, 3,...
  • Ans. 

    Implement a function to sort a rotated sorted array in increasing order without using the sort() function.

    • Find the pivot element in the rotated sorted array.

    • Split the array into two subarrays based on the pivot element.

    • Sort each subarray separately.

    • Merge the sorted subarrays to get the final sorted array.

  • Answered by AI
  • Q3. You have 5 pirates and 100 gold coins. The challenge is to determine how the pirates will divide the coins among themselves based on their ranking and the rules they follow.
Round 3 - HR 

Round duration - 30 minutes
Round difficulty - Easy

HR round with typical behavioral problems.

Interview Preparation Tips

Eligibility criteriaAbove 7 CGPAHike interview preparation:Topics to prepare for the interview - Data Structures, Algorithms, System Design, Aptitude, OOPSTime required to prepare for the interview - 4 monthsInterview preparation tips for other job seekers

Tip 1 : Must do Previously asked Interview as well as Online Test Questions.
Tip 2 : Go through all the previous interview experiences from Codestudio and Leetcode.
Tip 3 : Do at-least 2 good projects and you must know every bit of them.

Application resume tips for other job seekers

Tip 1 : Have at-least 2 good projects explained in short with all important points covered.
Tip 2 : Every skill must be mentioned.
Tip 3 : Focus on skills, projects and experiences more.

Final outcome of the interviewSelected

Skills evaluated in this interview

I applied via Campus Placement and was interviewed before Oct 2021. There were 2 interview rounds.

Round 1 - Resume Shortlist 
Pro Tip by AmbitionBox:
Keep your resume crisp and to the point. A recruiter looks at your resume for an average of 6 seconds, make sure to leave the best impression.
View all Resume tips
Round 2 - One-on-one 

(3 Questions)

  • Q1. DS Algo, Backend and DB
  • Q2. Stack(DS) question and DB based questions
  • Q3. Scaling (Horizontal, Vertical) with use cases
  • Ans. 

    Scaling refers to increasing capacity of a system. Horizontal scaling adds more machines, while vertical scaling adds more resources to a machine.

    • Horizontal scaling involves adding more machines to a system to increase capacity

    • Vertical scaling involves adding more resources to a machine to increase capacity

    • Use cases for horizontal scaling include handling increased traffic or adding redundancy

    • Use cases for vertical sca...

  • Answered by AI

Interview Preparation Tips

Topics to prepare for Junglee Games Software Developer interview:
  • Backend
  • Data Structures
  • Database
Interview preparation tips for other job seekers - Keep your DS concepts clear and be clear on your answers

I applied via Job Portal and was interviewed before Jun 2021. There were 3 interview rounds.

Round 1 - Technical 

(1 Question)

  • Q1. PHP and JS Oops concepts
Round 2 - One-on-one 

(1 Question)

  • Q1. Manager Round with technical questions
Round 3 - HR 

(1 Question)

  • Q1. Salary Negotiation, company policies etc...

Interview Preparation Tips

Interview preparation tips for other job seekers - Prepare for oops concepts, Should have a good knowledge on your technology.

I applied via Naukri.com and was interviewed before Jun 2020. There was 1 interview round.

Interview Questionnaire 

1 Question

  • Q1. Financial domain

Interview Preparation Tips

Interview preparation tips for other job seekers - Listen to questions and only answer that.Dont get overexcited.Take a deep breath
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Sugoi Labs Interview FAQs

How many rounds are there in Sugoi Labs interview?
Sugoi Labs interview process usually has 3 rounds. The most common rounds in the Sugoi Labs interview process are Technical, Resume Shortlist and Coding Test.
How to prepare for Sugoi Labs interview?
Go through your CV in detail and study all the technologies mentioned in your CV. Prepare at least two technologies or languages in depth if you are appearing for a technical interview at Sugoi Labs. The most common topics and skills that interviewers at Sugoi Labs expect are Javascript, React.Js, Angularjs, Node.Js and AWS.
What are the top questions asked in Sugoi Labs interview?

Some of the top questions asked at the Sugoi Labs interview -

  1. What is Inheriten...read more
  2. In this round, got one on one meeting with the ceo . Situation based question a...read more
  3. Questions on PHP, Node.js, Python, SQL, Javascr...read more

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Sugoi Labs Interview Process

based on 1 interview

Interview experience

4
  
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Sugoi Labs Reviews and Ratings

based on 10 reviews

4.7/5

Rating in categories

4.5

Skill development

3.9

Work-life balance

3.7

Salary

3.9

Job security

4.4

Company culture

4.5

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